Park J H, Yamamoto T, Williams B T. "Method for the Synthesis of (2S)-2-amino-3-(1H-indol-7-yl)propanoic acid" [P]. US Patent, US 11299352 B2, 2020-08-28.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1537, 4941-4964.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 843, (8), 8351-8354.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of (2S)-2-amino-3-(1H-indol-7-yl)propanoic acid Using HRMS and NMR". Molecules, 2025, 2330, 7299-7305.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2019, 2477, (7), 7718-7731.